Home / 914,086.67-1,371,128.33-274,389.77

Finding the Fourth Proportional to 914,086.67, 1,371,128.33 and 274,389.77

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Solution

The fourth proportional to 914,086.67, 1,371,128.33 and 274,389.77 is: 411,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,086.67 : 1,371,128.33 = 274,389.77 : x
  2. Step 2: Convert to fraction form
    914,086.67/1,371,128.33 = 274,389.77/x
  3. Step 3: Cross multiply
    914,086.67x = 1,371,128.33 × 274,389.77
  4. Step 4: Simplify right side
    914,086.67x = 376,223,591,222.98
  5. Step 5: Solve for x
    x = 376,223,591,222.98/914,086.67
  6. Step 6: Final answer
    x = 411,584.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.